Ticker · CUSIP 720190206

PDM

REIT

PIEDMONT OFFICE REALTY TR IN

Real Estate·REIT - Office

···Share

Holders (tracked)

Combined shares

4,654,981

Combined value

$38.82M

Last close

$7.78

Quarter

2025Q4

Price is -6.7% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$7.78+1.22 (+18.60%)H $9.06 · L $5.75 · Avg Vol 939K

Tracked holders · last 8 quarters

-2 vs previous quarter over the last 8.

SEC event timeline

21 events

Two Sigma Investments added2026-02-17
+144,847 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) trimmed2026-02-17
−650,929 shares · 2025Q4
Position
AQR Capital Management trimmed2026-02-17
−15,686 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) opened position2026-02-17
+199,631 shares · 2025Q4
Position
D.E. Shaw & Co. opened position2026-02-17
+21,082 shares · 2025Q4
Position
T. Rowe Price added2026-02-17
+2,534 shares · 2025Q4
Position
Wellington Management trimmed2026-02-17
−295,938 shares · 2025Q4
Position
Jeremy Grantham (GMO) exited2026-02-17
−22,589 shares · 2025Q4
Position
Renaissance Technologies exited2026-02-12
−120,026 shares · 2025Q4
Position
Ken Fisher (Fisher Asset Mgmt) trimmed2026-02-09
−500 shares · 2025Q4
Position
AQR Capital Management trimmed2025-11-14
−19,174 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) trimmed2025-11-14
−450,502 shares · 2025Q3
Position
Two Sigma Investments trimmed2025-11-14
−121,993 shares · 2025Q3
Position
D.E. Shaw & Co. exited2025-11-14
−26,501 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+4,781 shares · 2025Q3
Position
Wellington Management added2025-11-14
+248,993 shares · 2025Q3
Position
Renaissance Technologies trimmed2025-11-13
−312,374 shares · 2025Q3
Position
Jeremy Grantham (GMO) trimmed2025-11-13
−4,811 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−111,548 shares · 2025Q3
Position
Ken Fisher (Fisher Asset Mgmt) added2025-11-12
+500 shares · 2025Q3
Position
Norges Bank (Norway SWF) trimmed2025-11-12
−425,481 shares · 2024Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for PDM →

Follow-the-investor returns

If you'd copied each holder of PDM…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Ken Fisher (Fisher Asset Mgmt)	2025Q1	$7.37	+5.5%	$1.5M
Two Sigma Investments	2017Q3	$7.39	+5.2%	$4.2M
Izzy Englander (Millennium Mgmt)	2016Q1	$7.61	+2.2%	$138K
AQR Capital Management	2016Q1	$8.15	-4.6%	$4.0M
Wellington Management	2016Q1	$8.19	-5.0%	$23.5M
Ken Griffin (Citadel Advisors)	2016Q1	$8.31	-6.4%	$1.6M
D.E. Shaw & Co.	2016Q1	$8.96	-13.1%	$164K
T. Rowe Price	2016Q1	$12.70	-38.7%	$1.1M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions2

Ken Griffin (Citadel Advisors)
+199,631
$1.7M
D.E. Shaw & Co.
+21,082
$176K

Added to2

Two Sigma Investments
+144,847
$1.2M
T. Rowe Price
+2,534
$21

Trimmed4

Izzy Englander (Millennium Mgmt)
−650,929
$5.4M
Wellington Management
−295,938
$2.5M
AQR Capital Management
−15,686
$131K
Ken Fisher (Fisher Asset Mgmt)
−500
$4K

Exited2

Renaissance Technologies
−120,026
$1.1M
Jeremy Grantham (GMO)
−22,589
$203K

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	11	18,995,484	$22.53B	—
2022Q2	11	19,542,916	$16.05B	—
2022Q3	11	20,493,731	$216.4M	—
2022Q4	14	22,104,834	$202.7M	+3
2023Q1	15	21,565,781	$157.4M	+1
2023Q2	13	21,565,729	$156.8M	-2
2023Q3	14	21,025,778	$118.2M	+1
2023Q4	12	20,707,198	$147.2M	-2
2024Q1	13	22,078,613	$155.2M	+1
2024Q2	11	21,889,005	$158.7M	-2
2024Q3	10	3,157,763	$31.9M	-1
2024Q4	10	2,071,136	$19.0M	—
2025Q1	10	3,858,263	$28.4M	—
2025Q2	13	6,240,322	$45.5M	+3
2025Q3	10	5,417,755	$48.8M	-3
2025Q4	8	4,654,981	$38.8M	-2

Who owns PDM

8 super-investors · 2025Q4

Tracked stake

4.65M

Combined value

$39M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New2Added2Trim4

#	Manager	Shares	Value	% of book	Last action
1	Wellington Management	3.03M	$25M	0.0%	Trim−295.9K
2	Two Sigma Investments	537.7K	$4M	0.0%	Added+144.8K
3	AQR Capital Management	520.1K	$4M	0.0%	Trim−15.7K
4	Ken Griffin Citadel Advisors	199.6K	$2M	0.0%	New+199.6K
5	Ken Fisher Fisher Asset Mgmt	196.9K	$2M	0.0%	Trim−500
6	T. Rowe Price	135.7K	$1M	0.0%	Added+2.5K
7	D.E. Shaw & Co.	21.1K	$176K	0.0%	New+21.1K
8	Izzy Englander Millennium Mgmt	17.8K	$148K	0.0%	Trim−650.9K

Recent moves

20 transactions

NEWKen Griffin (Citadel Advisors)
+199,631 · 2025Q4
ADDT. Rowe Price
+2,534 · 2025Q4
ADDTwo Sigma Investments
+144,847 · 2025Q4
TRIMAQR Capital Management
−15,686 · 2025Q4
NEWD.E. Shaw & Co.
+21,082 · 2025Q4
TRIMIzzy Englander (Millennium Mgmt)
−650,929 · 2025Q4
SOLDJeremy Grantham (GMO)
−22,589 · 2025Q4
TRIMWellington Management
−295,938 · 2025Q4
SOLDRenaissance Technologies
−120,026 · 2025Q4
TRIMKen Fisher (Fisher Asset Mgmt)
−500 · 2025Q4
SOLDD.E. Shaw & Co.
−26,501 · 2025Q3
TRIMTwo Sigma Investments
−121,993 · 2025Q3
TRIMIzzy Englander (Millennium Mgmt)
−450,502 · 2025Q3
ADDT. Rowe Price
+4,781 · 2025Q3
ADDWellington Management
+248,993 · 2025Q3
TRIMAQR Capital Management
−19,174 · 2025Q3
SOLDNorges Bank (Norway SWF)
−111,548 · 2025Q3
TRIMJeremy Grantham (GMO)
−4,811 · 2025Q3
TRIMRenaissance Technologies
−312,374 · 2025Q3
TRIMNorges Bank (Norway SWF)
−425,481 · 2024Q3

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